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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "cc/test/pixel_test.h" |
| 6 |
| 7 #include "base/path_service.h" |
| 8 #include "cc/compositor_frame_metadata.h" |
| 9 #include "cc/gl_renderer.h" |
| 10 #include "cc/output_surface.h" |
| 11 #include "cc/resource_provider.h" |
| 12 #include "cc/test/paths.h" |
| 13 #include "cc/test/pixel_test_utils.h" |
| 14 #include "testing/gtest/include/gtest/gtest.h" |
| 15 #include "ui/gl/gl_implementation.h" |
| 16 #include "webkit/gpu/context_provider_in_process.h" |
| 17 #include "webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h" |
| 18 |
| 19 namespace cc { |
| 20 |
| 21 class PixelTest::PixelTestRendererClient : public RendererClient { |
| 22 public: |
| 23 PixelTestRendererClient(gfx::Size device_viewport_size) |
| 24 : device_viewport_size_(device_viewport_size) {} |
| 25 |
| 26 // RendererClient implementation. |
| 27 virtual gfx::Size DeviceViewportSize() const OVERRIDE { |
| 28 return device_viewport_size_; |
| 29 } |
| 30 virtual const LayerTreeSettings& Settings() const OVERRIDE { |
| 31 return settings_; |
| 32 } |
| 33 virtual void DidLoseOutputSurface() OVERRIDE {} |
| 34 virtual void OnSwapBuffersComplete() OVERRIDE {} |
| 35 virtual void SetFullRootLayerDamage() OVERRIDE {} |
| 36 virtual void SetManagedMemoryPolicy( |
| 37 const ManagedMemoryPolicy& policy) OVERRIDE {} |
| 38 virtual void EnforceManagedMemoryPolicy( |
| 39 const ManagedMemoryPolicy& policy) OVERRIDE {} |
| 40 virtual bool HasImplThread() const OVERRIDE { return false; } |
| 41 virtual bool ShouldClearRootRenderPass() const OVERRIDE { return true; } |
| 42 virtual CompositorFrameMetadata MakeCompositorFrameMetadata() const |
| 43 OVERRIDE { |
| 44 return CompositorFrameMetadata(); |
| 45 } |
| 46 |
| 47 private: |
| 48 gfx::Size device_viewport_size_; |
| 49 LayerTreeSettings settings_; |
| 50 }; |
| 51 |
| 52 PixelTest::PixelTest() : device_viewport_size_(gfx::Size(200, 200)) {} |
| 53 |
| 54 PixelTest::~PixelTest() {} |
| 55 |
| 56 void PixelTest::SetUp() { |
| 57 gfx::InitializeGLBindings(gfx::kGLImplementationOSMesaGL); |
| 58 scoped_ptr<webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl> |
| 59 context3d( |
| 60 new webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl); |
| 61 context3d->Initialize(WebKit::WebGraphicsContext3D::Attributes(), NULL); |
| 62 output_surface_.reset(new OutputSurface( |
| 63 context3d.PassAs<WebKit::WebGraphicsContext3D>())); |
| 64 resource_provider_ = ResourceProvider::Create(output_surface_.get()); |
| 65 fake_client_ = |
| 66 make_scoped_ptr(new PixelTestRendererClient(device_viewport_size_)); |
| 67 renderer_ = GLRenderer::Create(fake_client_.get(), |
| 68 output_surface_.get(), |
| 69 resource_provider_.get()); |
| 70 |
| 71 scoped_refptr<cc::ContextProvider> offscreen_contexts = |
| 72 new webkit::gpu::ContextProviderInProcess( |
| 73 webkit::gpu::ContextProviderInProcess::IN_PROCESS_COMMAND_BUFFER); |
| 74 ASSERT_TRUE(offscreen_contexts->InitializeOnMainThread()); |
| 75 resource_provider_->SetOffscreenContextProvider(offscreen_contexts); |
| 76 } |
| 77 |
| 78 bool PixelTest::PixelsMatchReference(const base::FilePath& ref_file) { |
| 79 gfx::Rect device_viewport_rect(device_viewport_size_); |
| 80 |
| 81 SkBitmap bitmap; |
| 82 bitmap.setConfig(SkBitmap::kARGB_8888_Config, |
| 83 device_viewport_rect.width(), |
| 84 device_viewport_rect.height()); |
| 85 bitmap.allocPixels(); |
| 86 unsigned char* pixels = static_cast<unsigned char*>(bitmap.getPixels()); |
| 87 renderer_->GetFramebufferPixels(pixels, device_viewport_rect); |
| 88 |
| 89 base::FilePath test_data_dir; |
| 90 if (!PathService::Get(cc::DIR_TEST_DATA, &test_data_dir)) |
| 91 return false; |
| 92 |
| 93 // To rebaseline: |
| 94 //return WritePNGFile(bitmap, test_data_dir.Append(ref_file)); |
| 95 |
| 96 return IsSameAsPNGFile(bitmap, test_data_dir.Append(ref_file)); |
| 97 } |
| 98 |
| 99 } // namespace cc |
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